diff --git a/SOURCES/0007-CVE-2024-44070.patch b/SOURCES/0007-CVE-2024-44070.patch new file mode 100644 index 0000000..89ebf9e --- /dev/null +++ b/SOURCES/0007-CVE-2024-44070.patch @@ -0,0 +1,48 @@ +From 0998b38e4d61179441f90dd7e7fd6a3a8b7bd8c5 Mon Sep 17 00:00:00 2001 +From: Donatas Abraitis +Date: Wed, 31 Jul 2024 08:35:14 +0300 +Subject: [PATCH] bgpd: Check the actual remaining stream length before taking + TLV value + +``` + 0 0xb50b9f898028 in __sanitizer_print_stack_trace (/home/ubuntu/frr-public/frr_public_private-libfuzzer/bgpd/.libs/bgpd+0x368028) (BuildId: 3292703ed7958b20076550c967f879db8dc27ca7) + 1 0xb50b9f7ed8e4 in fuzzer::PrintStackTrace() (/home/ubuntu/frr-public/frr_public_private-libfuzzer/bgpd/.libs/bgpd+0x2bd8e4) (BuildId: 3292703ed7958b20076550c967f879db8dc27ca7) + 2 0xb50b9f7d4d9c in fuzzer::Fuzzer::CrashCallback() (/home/ubuntu/frr-public/frr_public_private-libfuzzer/bgpd/.libs/bgpd+0x2a4d9c) (BuildId: 3292703ed7958b20076550c967f879db8dc27ca7) + 3 0xe0d12d7469cc (linux-vdso.so.1+0x9cc) (BuildId: 1a77697e9d723fe22246cfd7641b140c427b7e11) + 4 0xe0d12c88f1fc in __pthread_kill_implementation nptl/pthread_kill.c:43:17 + 5 0xe0d12c84a678 in gsignal signal/../sysdeps/posix/raise.c:26:13 + 6 0xe0d12c83712c in abort stdlib/abort.c:79:7 + 7 0xe0d12d214724 in _zlog_assert_failed /home/ubuntu/frr-public/frr_public_private-libfuzzer/lib/zlog.c:789:2 + 8 0xe0d12d1285e4 in stream_get /home/ubuntu/frr-public/frr_public_private-libfuzzer/lib/stream.c:324:3 + 9 0xb50b9f8e47c4 in bgp_attr_encap /home/ubuntu/frr-public/frr_public_private-libfuzzer/bgpd/bgp_attr.c:2758:3 + 10 0xb50b9f8dcd38 in bgp_attr_parse /home/ubuntu/frr-public/frr_public_private-libfuzzer/bgpd/bgp_attr.c:3783:10 + 11 0xb50b9faf74b4 in bgp_update_receive /home/ubuntu/frr-public/frr_public_private-libfuzzer/bgpd/bgp_packet.c:2383:20 + 12 0xb50b9faf1dcc in bgp_process_packet /home/ubuntu/frr-public/frr_public_private-libfuzzer/bgpd/bgp_packet.c:4075:11 + 13 0xb50b9f8c90d0 in LLVMFuzzerTestOneInput /home/ubuntu/frr-public/frr_public_private-libfuzzer/bgpd/bgp_main.c:582:3 +``` + +Reported-by: Iggy Frankovic +Signed-off-by: Donatas Abraitis +--- + bgpd/bgp_attr.c | 8 ++++++++ + 1 file changed, 8 insertions(+) + +diff --git a/bgpd/bgp_attr.c b/bgpd/bgp_attr.c +index 2ed49935e52b..ac5d08b6fe6e 100644 +--- a/bgpd/bgp_attr.c ++++ b/bgpd/bgp_attr.c +@@ -2749,6 +2749,14 @@ static int bgp_attr_encap(struct bgp_attr_parser_args *args) + args->total); + } + ++ if (STREAM_READABLE(BGP_INPUT(peer)) < sublength) { ++ zlog_err("Tunnel Encap attribute sub-tlv length %d exceeds remaining stream length %zu", ++ sublength, STREAM_READABLE(BGP_INPUT(peer))); ++ return bgp_attr_malformed(args, ++ BGP_NOTIFY_UPDATE_OPT_ATTR_ERR, ++ args->total); ++ } ++ + /* alloc and copy sub-tlv */ + /* TBD make sure these are freed when attributes are released */ + tlv = XCALLOC(MTYPE_ENCAP_TLV, diff --git a/SPECS/frr.spec b/SPECS/frr.spec index f2466b4..766fe63 100644 --- a/SPECS/frr.spec +++ b/SPECS/frr.spec @@ -9,7 +9,7 @@ Name: frr Version: 10.1 -Release: 6%{?dist} +Release: 7%{?dist} Summary: Routing daemon License: GPL-2.0-or-later AND ISC AND LGPL-2.0-or-later AND BSD-2-Clause AND BSD-3-Clause AND (GPL-2.0-or-later OR ISC) AND MIT URL: http://www.frrouting.org @@ -27,6 +27,7 @@ Patch0003: 0003-disable-eigrp-crypto.patch Patch0004: 0004-fips-mode.patch Patch0005: 0005-remove-grpc-test.patch Patch0006: 0006-noprefixroute-network-manager.patch +Patch0007: 0007-CVE-2024-44070.patch BuildRequires: autoconf BuildRequires: automake @@ -277,6 +278,9 @@ rm tests/lib/*grpc* %endif %changelog +* Tue Nov 05 2024 Michal Ruprich - 10.1-7 +- Resolves: RHEL-54674 - Function bgpd/bgp_attr.c does not check the actual remaining stream length + * Tue Oct 29 2024 Troy Dawson - 10.1-6 - Bump release for October 2024 mass rebuild: Resolves: RHEL-64018